John Batts

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It's one of the oddest sensations. That feeling where you are in a new situation, or a completely new environment, but you get an intense feeling of familiarity. For no apparent reason, you feel like you're reliving a past experience.<p>It's called déjà vu, which is French for "already seen," and it …

<b>Q. W</b><b>here did Neanderthals come from</b><b>?</b><p><b>A.</b> Most scientists think that Neanderthals probably evolved in Europe from African ancestors.<p>The consensus now is that modern humans and Neanderthals shared a common ancestor in Africa about 700,000 years ago. The ancestors of Neanderthals left Africa first, …

In public debates about economic policy, it can be hard to separate real insights from political posturing. But a few simple rules of thumb can help.<p>Start with information you can count on. Crucial economic statistics — like the unemployment rate, inflation or gross domestic product — are generally …

'Induced torpor' could make long space missions safer and more manageable.<p>The SpaceWorks concept takes those studies as its starting point. A four-person Mars crew would enter two-week cycles of torpor, each followed by brief revival and another cycle of torpor. While in semi-stasis, the astronauts …

Technology now exists to create autonomous weapons that can select and kill human targets without supervision as UN urged to outlaw them<p>The movie portrays a brutal future. A military firm unveils a tiny drone that hunts and kills with ruthless efficiency. But when the technology falls into the …

The nutrition label on a shot-size bottle of this clear, odorless liquid defies traditional explanation. It contains 120 calories — roughly the equivalent of a hearty slice of bread — yet it has no fat, no protein, and no carbohydrates.<p>Those calories instead come from ketones, an ingredient that …

Follow thousands of superbright kids for four and a half decades, and you learn a thing or two about how to raise a high-achiever.<p>One of the biggest takeaways: Even kids with genius-level IQs need teachers to help them reach their full potential.<p>Since it began in 1971, the "Study of Mathematically …

Shake it up.<p>Within the past couple of years, cauliflower has gained some culinary appeal. People love it for its healthy qualities and its ability to be extremely versatile in the kitchen ― this cruciferous vegetable can easily be made into a healthy pizza crust alternative, or even a carb-free …

While that's typically not the <i>only</i> characteristic of someone with antisocial personality disorder — the umbrella term the National Institutes for Health uses to define psychopathy — it is recognized globally as a major red flag.<p>It was previously assumed that people with antisocial personality …

Experts suggest patients should stop taking the drugs when they feel better rather than completing their prescription<p>Telling patients to stop taking antibiotics when they feel better may be preferable to instructing them to finish the course, according to a group of experts who argue that the rule …